Home / 121,277,486.80-181,916,230.20-92,579,672.80

Finding the Fourth Proportional to 121,277,486.80, 181,916,230.20 and 92,579,672.80

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Solution

The fourth proportional to 121,277,486.80, 181,916,230.20 and 92,579,672.80 is: 138,869,509.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    121,277,486.80 : 181,916,230.20 = 92,579,672.80 : x
  2. Step 2: Convert to fraction form
    121,277,486.80/181,916,230.20 = 92,579,672.80/x
  3. Step 3: Cross multiply
    121,277,486.80x = 181,916,230.20 × 92,579,672.80
  4. Step 4: Simplify right side
    121,277,486.80x = 16,841,745,068,925,476
  5. Step 5: Solve for x
    x = 16,841,745,068,925,476/121,277,486.80
  6. Step 6: Final answer
    x = 138,869,509.20

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.